added session, moved twig, updated base

src/Session.php

@@ -0,0 +1,51 @@
+<?php
+
+class Session {
+    private $session;
+
+    public function __construct() {
+        if (!isset($_SESSION)) {
+            session_start();
+            $this->session = $_SESSION;
+        } else {
+            $this->session = $_SESSION;
+        }
+        $this->setToken();
+    }
+
+    public function setToken() {
+        if (!isset($this->session['token'])) {
+            $this->session['token'] = bin2hex(random_bytes(32));
+        }
+    }
+
+    public function set($key, $value) {
+        $this->session[$key] = $value;
+    }
+
+    public function get($key) {
+        return isset($this->session[$key]) ? $this->session[$key] : null;
+    }
+
+    public function flash($key) {
+        $return = $this->get($key);
+        $this->delete($key);
+        return $return;
+    }
+
+    public function debug() {
+        print_r($this->session);
+    }
+
+    public function delete($key) {
+        if (isset($this->session[$key])) {
+            unset($this->session[$key]);
+        }
+    }
+
+    public function write() {
+        $_SESSION = $this->session;
+        session_write_close();
+    }
+
+}